package com.webserver.core;

import controller.UserController;
import com.webserver.http.HttpRequest;
import com.webserver.http.HttpResponse;

import java.io.*;

/**
 * 用于处理请求
 */
public class DispatcherServlet {
    public void service(HttpRequest request , HttpResponse response){
        String path=request.getRequestURI();

        //首先判断该请求会否为请求一个业务\
        if("/myweb/regUser".equals(path)){
            //处理注册
            UserController controller=new UserController();
            controller.reg(request,response);
        }else if("/myweb/loginUser".equals(path)){
            UserController controller=new UserController();
             controller.login(request,response);
        }else{
            //如果请求的资源存在并且时一个文件则正确
             File file= new File("./webapps"+path);
            if(file.exists()&&file.isFile()){
                //正确情况
                response.setEntity(file);

            }else{//否则该资源不存在,要响应404
                //没有
                response.setStatusCode(404);
                response.setStatusReason("NotFound");
                file=new File("webapps/root/404.html");
                response.setEntity(file);
            }
        }

        //如果请求的资源存在并且是一个文件则正确


        //该响应头时告诉浏览器服务端是谁
        response.putHeader("Sevrer","WebServer");


    }

}
